Atos SE (ATO)

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Atos SE experienced multiple insider buying activities between September 2025 and March 2026. Key executives, including the Chief Financial Officer and Chief Technology Officer, acquired shares during this period. The most recent transaction occurred on March 10, 2026. No further trading activity has been recorded within the last three months.

Recent historical buying signal · Dec 2025

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Recent historical buying signal · Dec 2025

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Ticker: ATO Exchange: PAR

• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings

Insider activity signal detected

18 activity signals detected for Atos SE

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Insider trades have triggered activity signals for Atos SE. Upgrade to see score, net flow, insiders and the full signal context.

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Company data & Insiders

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Trades

Buy 10 Mar 2026

Value €575,774.60 | Price 74.28 | Shares 92,727

Through Laetitia de Prest, a closely affiliated person

Buy 9 Mar 2026

Value €202,255.66 | Price 79.93 | Shares 22,428

Buy 2 Jan 2026

Value €21,165.00 | Price 51.00 | Shares 415

Buy 31 Dec 2025

Value €37,575.00 | Price 50.10 | Shares 750

Buy 29 Dec 2025

Value €23,652.50 | Price 47.31 | Shares 500

Buy 29 Dec 2025

Value €245,161.00 | Price 49.03 | Shares 5,000

Buy 1 Dec 2025

Value €49,545.00 | Price 45.00 | Shares 1,101

Buy 17 Nov 2025

Value €10,879.98 | Price 43.52 | Shares 250

Buy 7 Nov 2025

Value €13,638.67 | Price 45.46 | Shares 300

Buy 22 Oct 2025

Value €59,840.00 | Price 54.40 | Shares 1,100

Buy 21 Oct 2025

Value €25,400.00 | Price 50.80 | Shares 500

Through The Chatterjee Family Revocable Trust, a closely affiliated person

Buy 21 Oct 2025

Value €20,372.24 | Price 50.93 | Shares 400

Buy 18 Sep 2025

Value €7,622.44 | Price 47.94 | Shares 159

Buy 17 Sep 2025

Value €16,115.66 | Price 47.26 | Shares 341

Buy 16 Sep 2025

Value US$23,628.80 | Price 47.26 | Shares 500

Buy 6 Aug 2025

Value €988.50 | Price 32.95 | Shares 30

Through Clarisse van Oers de Prest, a closely affiliated person

Buy 5 Aug 2025

Value €1,973.40 | Price 32.89 | Shares 60

Through Nadège van Oers de Prest, a closely affiliated person

Buy 5 Aug 2025

Value €974.40 | Price 32.48 | Shares 30

Through Amicie van Oers de Prest, a closely affiliated person

Buy 5 Aug 2025

Value €981.00 | Price 32.70 | Shares 30

Through Blandine van Oers de Prest, a closely affiliated person

Buy 5 Aug 2025

Value €49,964.70 | Price 32.98 | Shares 1,515

Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other

Notification date	Transaction date	B/S Transaction type	Insider and/or position	Nb. shares Price Value	Number of shares	Price	Value
2026-03-16	2026-03-10	B Purchase	3.1 Jacques-François de Prest Directeur financier Through Laetitia de Prest, a closely affiliated person Officer	92,727 74.28 €575,775	92,727	74.28	€575,775
2026-03-11	2026-03-09	B Purchase	3.1 Jacques-François van Oers de Prest Directeur Financier Officer	22,428 79.93 €202,256	22,428	79.93	€202,256
2026-01-05	2026-01-02	B Purchase	2.3 Florin ROTAR Chief Technology Officer (CTO) Officer	92,057 16.34 €1,082,067	92,057	16.34	€1,082,067
2026-01-08	2025-12-31	B Purchase	1.4 Laurent Marie, François COLLET-BILLON, Vice-Président du Conseil d'administration Director	750 50.10 €37,575	750	50.10	€37,575
2025-12-30	2025-12-29	B Purchase	2.3 Florin ROTAR Group Chief Technology Officer (CTO) Officer	500 47.31 €23,652	500	47.31	€23,652
2025-12-30	2025-12-29	B Purchase	1.5 Paul Martin PETERSON Group CHRO - Group Human Resources	5,000 49.03 €245,161	5,000	49.03	€245,161
2025-12-03	2025-12-01	B Purchase	3.1 Jacques-François van Oers de Prest Directeur Financier Officer	1,101 45.00 €49,545	1,101	45.00	€49,545
2025-11-20	2025-11-17	B Purchase	2.3 Florin ROTAR Group Chief Technology Officer (CTO) Officer	250 43.52 €10,880	250	43.52	€10,880
2025-11-13	2025-11-07	B Purchase	2.3 Florin ROTAR Chief Technology Officer (CTO) Officer	300 45.46 €13,639	300	45.46	€13,639
2025-10-22	2025-10-22	B Purchase	3.1 Jacques-François van Oers de Prest Directeur Financier Officer	1,100 54.40 €59,840	1,100	54.40	€59,840
2025-10-24	2025-10-21	B Purchase	3.7 Surojit CHATTERJEE Administrateur Through The Chatterjee Family Revocable Trust, a closely affiliated person Director	500 50.80 €25,400	500	50.80	€25,400
2025-10-22	2025-10-21	B Purchase	2.5 Pierre-Yves JOLIVET EVP Cyber and Head of Eviden Officer	400 50.93 €20,372	400	50.93	€20,372
2025-09-19	2025-09-18	B Purchase	3.1 Michael HERRON EVP and Head of UK&Ireland Officer	159 47.94 €7,622	159	47.94	€7,622
2025-09-19	2025-09-17	B Purchase	3.1 Michael HERRON EVP and Head of UK&Ireland Officer	341 47.26 €16,116	341	47.26	€16,116
2025-09-18	2025-09-16	B Purchase	0.6 Sujatha Chandrasekaran Administratrice Director	500 47.26 US$23,629	500	47.26	US$23,629
2025-08-08	2025-08-06	B Purchase	3.1 Jacques-François van Oers de Prest Directeur Financier Through Clarisse van Oers de Prest, a closely affiliated person Officer	30 32.95 €988	30	32.95	€988
2025-08-08	2025-08-05	B Purchase	3.1 Jacques-François van Oers de Prest Directeur Financier Through Nadège van Oers de Prest, a closely affiliated person Officer	60 32.89 €1,973	60	32.89	€1,973
2025-08-08	2025-08-05	B Purchase	3.1 Jacques-François van Oers de Prest Directeur Financier Through Amicie van Oers de Prest, a closely affiliated person Officer	30 32.48 €974	30	32.48	€974
2025-08-08	2025-08-05	B Purchase	3.1 Jacques-François van Oers de Prest Directeur Financier Through Blandine van Oers de Prest, a closely affiliated person Officer	30 32.70 €981	30	32.70	€981
2025-08-07	2025-08-05	B Purchase	3.1 Jacques-François van Oers de Prest Directeur Financier Officer	1,515 32.98 €49,965	1,515	32.98	€49,965